Friday Squid Blogging: Sqids

Theyre short unique strings: Sqids pronounced "squids" is an open-source library that lets you generate YouTube-looking IDs from numbers. These IDs are short, can be generated from a custom alphabet and are guaranteed to be collision-free. I havent dug into the details enough to know how they can...

Slackware Linux 15.0 kernel-generic Multiple Vulnerabilities (SSA:2023-325-01)

The version of kernel-generic installed on the remote host is prior to 5.15.139 / 5.15.139smp. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2023-325-01 advisory. New kernel packages are available for Slackware 15.0 to fix security issues. Tenable has extracted t...

kernel: hash collisions in the IPv6 connection lookup table

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6...

kernel: hash collisions in the IPv6 connection lookup table

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6...

SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2023:4347-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4347-1 advisory. The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes. The following security...

USN-6460-1 linux vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 It was discovered that the Broadcom FullMAC USB WiFi drive...

GHSA-XWCQ-PM8M-C4VF crypto-js PBKDF2 1,000 times weaker than specified in 1993 and 1.3M times weaker than current standard

Impact Summary Crypto-js PBKDF2 is 1,000 times weaker than originally specified in 1993, and at least 1,300,000 times weaker than current industry standardOWASP PBKDF2 Cheatsheet. This is because it both 1 defaults to SHA1SHA1 wiki, a cryptographic hash algorithm considered insecure since at leas...

crypto-js PBKDF2 1,000 times weaker than specified in 1993 and 1.3M times weaker than current standard

Impact Summary Crypto-js PBKDF2 is 1,000 times weaker than originally specified in 1993, and at least 1,300,000 times weaker than current industry standardOWASP PBKDF2 Cheatsheet. This is because it both 1 defaults to SHA1SHA1 wiki, a cryptographic hash algorithm considered insecure since at leas...

Ubuntu 16.04 ESM : Linux kernel (HWE) vulnerabilities (USN-6440-3)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6440-3 advisory. Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker...

Ubuntu 20.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6445-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6445-2 advisory. It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker...

Ubuntu 16.04 ESM : Linux kernel vulnerabilities (USN-6439-1)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6439-1 advisory. It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker...

Ubuntu 16.04 ESM / 18.04 ESM : Linux kernel vulnerabilities (USN-6440-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6440-1 advisory. Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A loc...

Debian dla-3623 : linux-config-5.10 - security update

The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-3623 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-3623-1 [email protected]...

CLSA-2023-1697744819 Fix of 8 CVEs

CVE-url: https://ubuntu.com/security/CVE-2023-42755 - net/sched: Retire rsvp classifier CVE-url: https://ubuntu.com/security/CVE-2023-39194 - net: xfrm: Fix xfrmaddressfilter OOB read CVE-url: https://ubuntu.com/security/CVE-2023-39192 - netfilter: xtu32: validate user space input CVE-url:...

CLSA-2023-1697744372 Fix of 7 CVEs

CVE-url: https://ubuntu.com/security/CVE-2023-42755 - net/sched: Retire rsvp classifier CVE-url: https://ubuntu.com/security/CVE-2023-39194 - net: xfrm: Fix xfrmaddressfilter OOB read CVE-url: https://ubuntu.com/security/CVE-2023-39192 - netfilter: xtu32: validate user space input CVE-url:...

USN-6439-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...

USN-6416-3 linux-raspi vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Daniel Trujillo, Johannes Wikner, and Kaveh Razavi...

SUSE SLES15 Security Update : kernel (SUSE-SU-2023:4093-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4093-1 advisory. The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: -...

SUSE SLES15: cluster-md-kmp-azure / dlm-kmp-azure / gfs2-kmp-azure / etc (SUSE-SU-2023:4058-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4058-1 advisory. The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bugfixes. The following securit...

SUSE-SU-2023:4058-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-39192: Fixed an out of bounds read in the netfilter bsc1215858. - CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem bsc1215860. -...